Lenovo V570, B570 manual Base cover, speakers and bluetooth card, Step Screw quantity Color Torque

Lenovo V570/B570

1140 Base cover, speakers and bluetooth card

For access, remove these FRUs in order:

•“1010 Battery pack” on page 34

•“1020 Dummy card” on page 35

•“1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36

•“1040 Hard disk drive” on page 37

•“1050 Optical drive” on page 38

•“1060 DIMM” on page 39

•“1070 PCI Express Mini Card for wireless LAN/WAN” on page 40

•“1080 Keyboard” on page 42

•“1090 Keyboard bezel” on page 45

•“1110 LCD unit” on page 52

•“1100 System board” on page 49

Figure 14. Removal steps of base cover, speakers and bluetooth card (continued) Remove four screws c, and then remove the speakers in the direction shown by

arrows d.

3

3

4

3

3

4

Step Screw (quantity)

Color

Torque

b

M2 × 3.5 mm, flat-head, nylok-coated (4)

Black

2.5 kgfcm

Remove the bluetooth card in the direction shown by arrow e.

5

57